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Home >> Audi >> 2009 >> A4 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 134 (1.8L - Ignition System, Engine Code(S): AMB) >> Ignition System >> Ignition system, checking >> Knock recognition control limit, checking >> Notes

Knock recognition control limit, checking: Notes

WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

If a DTC relating to "knock recognition control limit reached" is made, perform the following checks: